Meddo, a health tech start-up, has extended its pre-Series A round with a $3 mn capital infusion from SRI and Picus Capital. New funds take the total capital raised by the start-up to 6mn. Founded by Saurabh Kocchar and Naveen Nischal it aims to provide OPD clinic with digital solutions, diagnostics support and medicine delivery services. The investment will be used to increase geographical presence, launch membership program and boost tech infrastructure.